I wonder if anyone could clarify what the purpose is of 87.5 degree marley soil pipes.
If they are for connecting to a pipe run on a 2.5 degree slope surely they would have to be 92.5 degrees?
Would appreciate any info.
Cheers
Sam
If they are for connecting to a pipe run on a 2.5 degree slope surely they would have to be 92.5 degrees?
Would appreciate any info.
Cheers
Sam